From 3417f9411098d1cd19c5db539c0768e778b83a1c Mon Sep 17 00:00:00 2001
From: wollman <wollman@FreeBSD.org>
Date: Fri, 13 Dec 1996 21:29:07 +0000
Subject: Convert the interface address and IP interface address structures to
 TAILQs.  Fix places which referenced these for no good reason that I can see
 (the references remain, but were fixed to compile again; they are still
 questionable).

---
 sys/net/if.h | 20 +++++++-------------
 1 file changed, 7 insertions(+), 13 deletions(-)

(limited to 'sys/net/if.h')

diff --git a/sys/net/if.h b/sys/net/if.h
index 267c5b0..09b6bc9 100644
--- a/sys/net/if.h
+++ b/sys/net/if.h
@@ -31,7 +31,7 @@
  * SUCH DAMAGE.
  *
  *	@(#)if.h	8.1 (Berkeley) 6/10/93
- * $Id: if.h,v 1.38 1996/12/10 18:03:51 wollman Exp $
+ * $Id: if.h,v 1.40 1996/12/11 20:38:14 wollman Exp $
  */
 
 #ifndef _NET_IF_H_
@@ -73,7 +73,10 @@ struct	socket;
 struct	ether_header;
 #endif
 
-#include <sys/queue.h>		/* get LIST macros */
+#include <sys/queue.h>		/* get TAILQ macros */
+
+TAILQ_HEAD(ifnethead, ifnet);	/* we use TAILQs so that the order of */
+TAILQ_HEAD(ifaddrhead, ifaddr);	/* instantiation is preserved in the list */
 
 /*
  * Structure describing information about an interface
@@ -127,11 +130,7 @@ struct ifnet {
 	void	*if_softc;		/* pointer to driver state */
 	char	*if_name;		/* name, e.g. ``en'' or ``lo'' */
 	TAILQ_ENTRY(ifnet) if_link; 	/* all struct ifnets are chained */
-#if 0
-	LIST_HEAD(, ifaddr) if_addrlist;
-#else
-	struct	ifaddr *if_addrlist;	/* linked list of addresses per if */
-#endif
+	struct	ifaddrhead if_addrhead;	/* linked list of addresses per if */
         int	if_pcount;		/* number of promiscuous listeners */
 	struct	bpf_if *if_bpf;		/* packet filter structure */
 	u_short	if_index;		/* numeric abbreviation for this if  */
@@ -168,7 +167,6 @@ struct ifnet {
 	struct	ifqueue *if_poll_slowq;	/* input queue for slow devices */
 };
 typedef void if_init_f_t __P((void *));
-TAILQ_HEAD(ifnethead, ifnet);
 
 #define	if_mtu		if_data.ifi_mtu
 #define	if_type		if_data.ifi_type
@@ -310,11 +308,7 @@ struct ifaddr {
 #define	ifa_broadaddr	ifa_dstaddr	/* broadcast address interface */
 	struct	sockaddr *ifa_netmask;	/* used to determine subnet */
 	struct	ifnet *ifa_ifp;		/* back-pointer to interface */
-#if 0
-	LIST_ENTRY(ifaddr) ifa_link;
-#else
-	struct	ifaddr *ifa_next;	/* next address for interface */
-#endif
+	TAILQ_ENTRY(ifaddr) ifa_link;	/* queue macro glue */
 	void	(*ifa_rtrequest)	/* check or clean routes (+ or -)'d */
 		__P((int, struct rtentry *, struct sockaddr *));
 	u_short	ifa_flags;		/* mostly rt_flags for cloning */
-- 
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